diff --git a/PreferencePage.java.orig b/PreferencePage.java
index f213b71..4db594d 100644
--- a/PreferencePage.java.orig
+++ b/PreferencePage.java
@@ -480,13 +480,16 @@ protected Control createContents(Composite parent){
 
 				try{
 					int type=0;
+					final int keySize;
 					if(e.widget==keyGenerateDSA){
 						type=KeyPair.DSA;
 						_type=IConstants.DSA;
+						keySize = 1024;
 					}
 					else if(e.widget==keyGenerateRSA){
 						type=KeyPair.RSA;
 						_type=IConstants.RSA;
+						keySize = 2048;
 					}
 					else{
 						return;
@@ -497,7 +500,7 @@ protected Control createContents(Composite parent){
 					final JSchException[] _e=new JSchException[1];
 					BusyIndicator.showWhile(getShell().getDisplay(), () -> {
 						try {
-							_kpair[0] = KeyPair.genKeyPair(getJSch(), __type);
+							_kpair[0] = KeyPair.genKeyPair(getJSch(), __type, keySize);
 						} catch (JSchException e1) {
 							_e[0] = e1;
 						}
@@ -508,7 +511,7 @@ protected Control createContents(Composite parent){
 					kpair=_kpair[0];
 
 					ByteArrayOutputStream out=new ByteArrayOutputStream();
-					kpairComment=_type+"-1024"; //$NON-NLS-1$
+					kpairComment=_type+"-"+keySize; //$NON-NLS-1$
 					kpair.writePublicKey(out, kpairComment);
 					out.close();
 					publicKeyText.setText(out.toString());